| 表孔弧形闸门横向地震振动控制研究 |
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| 引用本文： | 尚丽峰,吴永昂,胡学苏,徐家云. 表孔弧形闸门横向地震振动控制研究[J]. 武汉理工大学学报, 2011, 0(8) |
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| 作者姓名： | 尚丽峰 吴永昂 胡学苏 徐家云 |
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| 作者单位： | 武汉科技大学中南分校;中冶南方(武汉)建筑设计咨询有限公司;武汉和创建筑工程设计事务所有限公司;武汉理工大学道路桥梁与结构工程湖北省重点试验室; |
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| 基金项目： | 国家自然科学基金(50878172) |
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| 摘 要： | 通过对表孔弧形闸门的有限元计算分析,保留了最能反映结构低阶振型的梁结构,把板结构转化为附加质量作用到有关梁上,从而建立了三维简化模型。并利用三维有限元方法计算的结构动力特性与简化结构动力特性相等的原则修正弧形闸门简化力学模型,确定了等效的弧形闸门三维简化结构模型和系统参数。提出了在闸门的横向支臂处添加粘滞阻尼器的方案,通过计算可知:闸门添加粘滞阻尼器后,在不同开度下的横向振动响应都大大降低了。
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| 关 键 词： | 弧形闸门 简化力学模型 粘滞阻尼器 结构控制 地震 |
Table Hole Dynamic-instability Horizontal Earthquake Vibration Control Study |
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| SHANG Li-feng ,WU Yong-ang,HU Xue-su,XU Jia-yun Architecture Design Consulting Co Ltd,.Wuhan , Create Architectural Engineering Design Firm Co Ltd,Wuhan ,.Hubei Key Laboratory of Road Bridge , Structure Engineering,Wuhan University of Technology,Wuhan ,China). Table Hole Dynamic-instability Horizontal Earthquake Vibration Control Study[J]. Journal of Wuhan University of Technology, 2011, 0(8) |
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| Authors: | SHANG Li-feng WU Yong-ang HU Xue-su XU Jia-yun Architecture Design Consulting Co Ltd .Wuhan Create Architectural Engineering Design Firm Co Ltd Wuhan .Hubei Key Laboratory of Road Bridge & Structure Engineering Wuhan University of Technology Wuhan China) |
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| Affiliation: | SHANG Li-feng 1,WU Yong-ang2,HU Xue-su3,XU Jia-yun4(1.Wuhan University of Science and Technology Zhongnan Branch,Wuhan 430223,China,2.MCC South(Wuhan) Architecture Design Consulting Co Ltd,3.Wuhan and Create Architectural Engineering Design Firm Co Ltd,Wuhan 430071,4.Hubei Key Laboratory of Road Bridge & Structure Engineering,Wuhan University of Technology,Wuhan 430070,China) |
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| Abstract: | Based on table hole dynamic-instability of finite element analysis,retained most can reflect structure low order modes of beam structure,the board structure into additional mass action to relevant beams,so as to establish a 3D simplified.And by using 3D finite element method to calculate the dynamic characteristics of the structure and simplify structure dynamic characteristics of equal principle correction dynamic-instability simplified mechanical model and determining the equivalent of the dynamic-instabi... |
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| Keywords: | dynamic-instability simplified mechanical model viscous dampers structure control earthquake |
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